[Original diode] Original diode, high quality, 20,000 hours life time!
[Strong compatibility] Suitable for various types of laser cutting machines and engraving machines.
[Applicable materials] Ceramics, Bone, MDF, Coated glass, Black acrylic, Plywood, Brushed stainless steel, Stone, Bamboo, Leather,Rubber, Alumina, Solid wood, etc.
[Precautions] Unable to engrave: blue/purple/white/transparent material, aluminum without oxide layer.